Home / 34,294.32-51,428.40-12,103.56

Finding the Fourth Proportional to 34,294.32, 51,428.40 and 12,103.56

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Solution

The fourth proportional to 34,294.32, 51,428.40 and 12,103.56 is: 18,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,294.32 : 51,428.40 = 12,103.56 : x
  2. Step 2: Convert to fraction form
    34,294.32/51,428.40 = 12,103.56/x
  3. Step 3: Cross multiply
    34,294.32x = 51,428.40 × 12,103.56
  4. Step 4: Simplify right side
    34,294.32x = 622,466,725.10
  5. Step 5: Solve for x
    x = 622,466,725.10/34,294.32
  6. Step 6: Final answer
    x = 18,150.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.